e/Ultrasonic impact treatment

Information
has gloss	eng: Ultrasonic impact treatment (UIT) is a method of metal improvement that utilizes ultrasonic energy. The physical characteristics: controlled residual compressive stress, grain refinement and grain size reduction. Low and high cycle fatigue are enhanced and have been documented to provide increases up to ten times greater than non-UIT specimens.
lexicalization	eng: Ultrasonic impact treatment
instance of	c/Metallurgical processes